﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using System.Web.Routing;

namespace QuanLyNhaThuoc {
    // Note: For instructions on enabling IIS6 or IIS7 classic mode, 
    // visit http://go.microsoft.com/?LinkId=9394801

    public class MvcApplication : System.Web.HttpApplication {
        public static void RegisterGlobalFilters(GlobalFilterCollection filters) {
            filters.Add(new HandleErrorAttribute());
        }

        public static void RegisterRoutes(RouteCollection routes) {
            routes.IgnoreRoute("{resource}.axd/{*pathInfo}");

            routes.MapRoute(
                "Default", // Route name
                "{controller}/{action}/{id}", // URL with parameters
                new { controller = "Account", action = "LogIn", id = UrlParameter.Optional } // Parameter defaults
            );
        }

        protected void Application_Start() {
            AreaRegistration.RegisterAllAreas();

            RegisterGlobalFilters(GlobalFilters.Filters);
            RegisterRoutes(RouteTable.Routes);
        }

        protected void Application_BeginRequest(object sender, EventArgs e) {
            HttpApplication app = (HttpApplication)sender;
            string acceptEncoding = app.Request.Headers["Accept-Encoding"];
            System.IO.Stream prevUncompressedStream = app.Response.Filter;

            if (acceptEncoding == null || acceptEncoding.Length == 0)
                return;

            acceptEncoding = acceptEncoding.ToLower();

            if (acceptEncoding.Contains("gzip")) {
                // gzip
                app.Response.Filter = new System.IO.Compression.GZipStream(prevUncompressedStream,
                    System.IO.Compression.CompressionMode.Compress);
                app.Response.AppendHeader("Content-Encoding",
                    "gzip");
            } else if (acceptEncoding.Contains("deflate")) {
                // defalte
                app.Response.Filter = new System.IO.Compression.DeflateStream(prevUncompressedStream,
                    System.IO.Compression.CompressionMode.Compress);
                app.Response.AppendHeader("Content-Encoding",
                    "deflate");
            }
        }
    }
}